R ˜ i
P ( B ˜ | F ˜ R ˜ i ( N R ˜ i ε ( x 1 , V ) ) )
P ( B ˜ | F ˜ R ˜ i ( N R ˜ i ε ( x 2 , V ) ) )
P ( B ˜ | F ˜ R ˜ i ( N R ˜ i ε ( x 3 , V ) ) )
P ( B ˜ | F ˜ R ˜ i ( N R ˜ i ε ( x 4 , V ) ) )
R ˜ 1
0.4673
0.4688
R ˜ 2
0.5
0.5769